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A-1 Guaranteed Heating & Air


SaturdayBy Appt. Only
Special hours: Closed Sundays and most holidays


About A-1 Guaranteed Heating & Air

Serving Solano, Napa, and Contra Costa Counties, A-1 Guaranteed is a family-owned and operated business providing for all of your heating, air conditioning, tankless water heaters, windows, insulation and/or duct replacement, and solar needs. As an Energy Upgrade CA participating contractor, we strive to improve the energy efficiency of your homes and offices through our knowledgeable, and professional staff.

Voted best heating and cooling service company for 13 years, we continue to focus our expertise and knowledge on commercial and residential installations with our factory trained installers and technicians ready to assist you.
We are honored that our customers consider us #1 in providing trustworthy service and dependable comfort.


So, why choose A-1 Guaranteed?


1.    Voted Best of The Bay for 5 years by KRON 4 TV
2.    Angie’s List Super Service Award for 2 years
3.    Better Business Bureau Honor Roll 20 years

Learn more now on why you should choose A-1 Guaranteed Heating & Air for your commercial or residential HVAC installation, heating, air conditioning, solar, insulation and window needs.

Owned and operated by Krissy and Richard Hiteshew since 1996, A-1 Guaranteed Heating & Air is your local heating, cooling and insulation professionals for over 22 years. Richard began A-1 Guaranteed Heating & Air, Inc. with his wife Krissy in 1996. His career in the HVAC trade began when he was 16 years old and got a job with his brothers at the same company they were at. Krissy began her career in the HVAC when the business began. Having absolutely no previous experience in the field has provided an opportunity to learn something new every day.

A-1 Guaranteed Heating & Air, Inc.CA license # 719381




bryant heating & cooling systemsHome Energy Upgrade CaliforniaRenovate America


A-1 Guaranteed Heating & Air

1768 Broadway • Vallejo, CA 94589



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